From: Li Zefan <lizefan@huawei.com>
Date: Tue, 12 Mar 2013 22:36:00 +0000 (-0700)
Subject: cgroup: remove useless code in cgroup_write_event_control()
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~124^2~33
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=80f36c2a1a612ca419e5b864a7e4808e797d9feb;p=pandora-kernel.git

cgroup: remove useless code in cgroup_write_event_control()

eventfd_poll() never returns POLLHUP.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
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